Answer:
8
Step-by-step explanation:
Order of operations
Look below
Answer:
28 square centimeters
Step-by-step explanation:
The area of a trapezoid (formula):
(a + b) ÷ 2 x h
Where a & b are the bases, and h is height.
Use formula with given measurements:
(9 + 5) ÷ 2 x 4 = 28
Area is measured in square centimeters
(centimeters in this case)
Therefore the area if the trapezoid is 28 cm^2
I really hope this helps!
Answer:
25.4
Step-by-step explanation:
1/3 ( 2.55+.75) +3* 8.1
Using pemdas, parentheses first
1/3 ( 3.3) +3* 8.1
Then multiply
1.1 + 24.3
Then add
25.4
10 and 3/4 i think i may be wrong though hope it helps
Answer:
9x³ + 27x²
Step-by-step explanation:
What the question is asking is to multiply f(x) and g(x) together:
Step 1: Write out expression
(fg)(x) = 3x²(3x + 9)
Step 2: Distribute
(fg)(x) = 9x³ + 27x²
